Does bacteria show sensitivity ?

Disinfection of impression materials is usually accomplished by a. sterilization with high heat. b. spray or immersion in a chemical disinfectant. c. sterilization with steam under pressure. d. allowing the impression to sit 24 hours in water until all the organisms die.

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

The image shows a group of fish. the type of social behavior shown in the image is called